Author
Shuhei Kawahata 1
1 Department of Gastroenterology and Hepatology,Hokkaido University Graduate School of Medicine,Sapporo,Japan;Department of Gastroenterology, Graduate School of Medicine,The University of Tokyo,Tokyo,Ja
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1 Department of Gastroenterology and Hepatology,Hokkaido University Graduate School of Medicine,Sapporo,Japan;Department of Gastroenterology, Graduate School of Medicine,The University of Tokyo,Tokyo,Ja